package no18.javaio;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Echo {
	public static void main(String[] args) throws IOException{
		System.out.println("please input");
		//连接标准输入流
		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
		String s ;
		while((s = stdin.readLine()) != null){
			System.out.println(s);
		}
	}
}
